func TestSliceConversion(t *testing.T) {

	actual := new(SomeOperationParams)
	val := reflect.ValueOf(actual).Elem()

	// prefsField := val.FieldByName("Prefs")
	// cData := "yada,2,3"
	// _, _, err := readFormattedSliceFieldValue("Prefs", prefsField, cData, "csv", nil)
	// assert.Error(t, err)

	sliced := []string{"some", "string", "values"}
	seps := map[string]string{"ssv": " ", "tsv": "\t", "pipes": "|", "csv": ",", "": ","}

	tagsField := val.FieldByName("Tags")
	for k, sep := range seps {
		binder := &untypedParamBinder{
			Name:      "Tags",
			parameter: spec.QueryParam("tags").CollectionOf(stringItems, k),
		}

		actual.Tags = nil
		cData := strings.Join(sliced, sep)
		tags, _, err := binder.readFormattedSliceFieldValue(cData, tagsField)
		assert.NoError(t, err)
		assert.Equal(t, sliced, tags)
		cData = strings.Join(sliced, " "+sep+" ")
		tags, _, err = binder.readFormattedSliceFieldValue(cData, tagsField)
		assert.NoError(t, err)
		assert.Equal(t, sliced, tags)
		tags, _, err = binder.readFormattedSliceFieldValue("", tagsField)
		assert.NoError(t, err)
		assert.Empty(t, tags)
	}

	assert.Nil(t, swag.SplitByFormat("yada", "multi"))
	assert.Nil(t, swag.SplitByFormat("", ""))

	categoriesField := val.FieldByName("Categories")
	binder := &untypedParamBinder{
		Name:      "Categories",
		parameter: spec.QueryParam("categories").CollectionOf(stringItems, "csv"),
	}
	cData := strings.Join(sliced, ",")
	categories, custom, err := binder.readFormattedSliceFieldValue(cData, categoriesField)
	assert.NoError(t, err)
	assert.EqualValues(t, sliced, actual.Categories)
	assert.True(t, custom)
	assert.Empty(t, categories)
	categories, custom, err = binder.readFormattedSliceFieldValue("", categoriesField)
	assert.Error(t, err)
	assert.True(t, custom)
	assert.Empty(t, categories)
}
Exemplo n.º 2
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func (p *untypedParamBinder) readFormattedSliceFieldValue(data string, target reflect.Value) ([]string, bool, error) {
	ok, err := p.tryUnmarshaler(target, p.parameter.Default, data)
	if err != nil {
		return nil, true, err
	}
	if ok {
		return nil, true, nil
	}

	return swag.SplitByFormat(data, p.parameter.CollectionFormat), false, nil
}
// BindRequest both binds and validates a request, it assumes that complex things implement a Validatable(strfmt.Registry) error interface
// for simple values it will use straight method calls
func (o *FindPetsByTagsParams) BindRequest(r *http.Request, route *middleware.MatchedRoute) error {
	var res []error
	qs := r.URL.Query()

	if err := o.bindTags(swag.SplitByFormat(qs.Get("tags"), "multi"), route.Formats); err != nil {
		res = append(res, err)
	}

	if len(res) > 0 {
		return errors.CompositeValidationError(res...)
	}
	return nil
}
Exemplo n.º 4
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// ReadCollectionValue reads a collection value from a string data source
func ReadCollectionValue(values Gettable, name, collectionFormat string) []string {
	v := ReadSingleValue(values, name)
	return swag.SplitByFormat(v, collectionFormat)
}